18804530

素因数分解:

$2^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4363}}^1$

素因数の和:4801

約数の個数: 16

約数和(自身を含む): 33934464

約数和(自身を除く): 15129934

約数列:

[1, 2, 5, 10, 431, 862, 2155, 4310, 4363, 8726, 21815, 43630, 1880453, 3760906, 9402265, 18804530]

約数ペア:

[(1, 18804530), (2, 9402265), (5, 3760906), (10, 1880453), (431, 43630), (862, 21815), (2155, 8726), (4310, 4363)]